Propane undergoes combustion with oxygen gas to produce carbon dioxide and liquid water according to the following equation. Balance this equation.
C3H8(g) + O2(g) → CO2(g) + H2O (l)

a. What volume of propane (C3H8) is required to produce .762 L of carbon dioxide gas at STP?

b. What volume of oxygen gas would also be required?

Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.

Ammonium perchlorate nh4clo4 is the solid rocket fuel used by the u.s. space shuttle. it reacts with itself to produce nitrogen gas n2 , chlorine gas cl2 , oxygen gas o2 , water h2o , and a great deal of energy. what mass of nitrogen gas is produced by the reaction of 2.1g of ammonium perchlorate?

Light waves are as they pass through the